Innovation Engineering is key to keeping Crystal Air focused on improving the client experience.

Crystal Air is a leader in the installation, design, service and maintenance of all types of air-conditioning and indoor weather control systems. We also provide backup services to consultant engineers through technical services and in-depth knowledge of the top air conditioning products in Ireland.


Our vision is to provide renewable technologies and innovation for all of our customers and to deliver a right first time proactive after-sales service


Our mission is to influence Ireland’s 2030 energy targets and install heat pumps in 5,000 homes in Leinster and to convert 10% of our existing clients from fossil fuel to renewables each year


Our values are to recruit, nurture and develop the best people and to make going home safe our number one objective

Our history

Crystal Air was started in 1997 primarily as an air conditioning installation, service and maintenance contractor for the commercial and industrial building sector. With over 25 years operational experience, this has been added and expanded. We have design experience within the sector for air conditioning, ventilation and heating. Furthermore, we have a special competence in successfully integrating diverse systems to work in harmony in an energy efficient manner.

Our Data Centre expertise is second to none. We have experience in delivery of small to hyperscale installations.

Highly skilled

Our strong team of 85 Installation and Service Engineers make it possible for us to do what we love to do. We strive to choose the best people for the projects we undertake.

On-time and within budget

We understand what it takes to get to the finish line on time and within budget, performing our part of the overall project to the deadlines that clients expect.

Core capabilities

Our core capabilities lie within the HVAC market and we are specialist installers of VRV / VRF and all types of DX plant.

Third Party Sales

Crystal Air are Irish Agents for large multinational engineering companies such as Mitsubishi Electric and Airedale.

We are working with four out of five of the world’s largest technology firms

Our 20-strong Accounts, Admin, Tech Services and Support Teams, located at our office in Co. Kildare, are available to support our customers and offer advice.


Crystal Air was recently awarded the EcoVadis Silver Medal in recognition of our Sustainability achievements which places us in the top 25% of Companies assessed by EcoVadis. EcoVadis is an evidence-based assessment which rates sustainability performance in the areas of Environmental, Labour & Human Rights, Ethics and Sustainable Procurement.

This rating helps us to provide our Employees, Customers, Suppliers and Stakeholders with transparency on our sustainability practices and demonstrates our commitment in this area. It also provides us with a platform to continuously assess and improve on our sustainability led practices and goals.

Ecovadis Sustainability 2022

Quality Assurance

Crystal Air operates a Quality Management System (QMS) in accordance with the requirements of ISO 9001:2015. As documented in our QMS Crystal Air are committed to ensuring that our customer, statutory and regulatory requirements are understood and consistently met. We are focused on continuous improvement of our QMS by ensuring the risks and opportunities that can affect conformity of products and services and our ability to enhance customer satisfaction are determined and addressed in a timely manner.

NQA ISO 9001

What our clients say

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David O'Brien


As Contracts Director and Co-founder of Crystal Air Ltd, David’s key area of responsibility includes the management of all installations ensuring projects are delivered from inception to client handover and to a high industry standard.

David has 35 years experience in the air conditioning industry and has been involved in project applications using Close Control systems, Chillers, VRV and DX systems. David has extensive experience in managing data centre projects across Ireland & Europe.

He is also a member of the Institute of Refrigeration Ireland. David is also directly responsible for Health & Safety and quality procedures are adhered to at all times while keeping up with the ever changing Health & Safety legislation.


Caroline Campbell


Caroline graduated with a Bachelor of Business (Honours) from Athlone Institute of Technology in 2005. She joined Crystal Air that year to work within our Service & Maintenance Department and having been previously promoted to Manager of this department she was appointed Director of Service & Maintenance in 2014 with responsibility for the growth and development of the department.

Her key role is the management of our existing customer relationships whilst ensuring that our customer expectations are exceeded through our planned preventative maintenance programmes and 24/7/365 reactive call-out and support service. Caroline also has responsibility for ensuring that our ISO accredited quality standards are adhered to and maintained throughout all departments within Crystal Air.


Domnick Ward


Domnick is the MD and founding partner of Crystal Air and is responsible for business development and key client relationships. His hands on approach keeps the team focused on new products and promotes innovation to find better engineered solutions while maintaining a healthy environment.

With over 30 years experience in the industry Domnick still enjoys the challenges here and abroad with input into our offices in Ireland, Holland and Finland. He is an active member of IRI and member of ASHRAE and a past chair of F-Gas IRI sub group and founder of FGR in Ireland. He also enjoys travelling and is known to play a round of golf.